# HG changeset patch
# User Bram Moolenaar <bram@vim.org>
# Date 1371039026 -7200
# Node ID fc7f985df53745d157182585b01ee5dadb722a62
# Parent  6b2dcf5305399c1e808e9f7e1895cf7ee7a4873e
updated for version 7.3.1171
Problem:    Check for digits and ascii letters can be faster.
Solution:   Use a trick with one comparison. (Dominique Pelle)

diff --git a/src/macros.h b/src/macros.h
--- a/src/macros.h
+++ b/src/macros.h
@@ -109,15 +109,14 @@
 #else
 # define ASCII_ISALPHA(c) ((c) < 0x7f && isalpha(c))
 # define ASCII_ISALNUM(c) ((c) < 0x7f && isalnum(c))
-# define ASCII_ISLOWER(c) ((c) < 0x7f && islower(c))
-# define ASCII_ISUPPER(c) ((c) < 0x7f && isupper(c))
+# define ASCII_ISLOWER(c) ((unsigned)(c) - 'a' < 26)
+# define ASCII_ISUPPER(c) ((unsigned)(c) - 'A' < 26)
 #endif
 
 /* Use our own isdigit() replacement, because on MS-Windows isdigit() returns
  * non-zero for superscript 1.  Also avoids that isdigit() crashes for numbers
- * below 0 and above 255.  For complicated arguments and in/decrement use
- * vim_isdigit() instead. */
-#define VIM_ISDIGIT(c) ((c) >= '0' && (c) <= '9')
+ * below 0 and above 255.  */
+#define VIM_ISDIGIT(c) ((unsigned)(c) - '0' < 10)
 
 /* macro version of chartab().
  * Only works with values 0-255!
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1171,
+/**/
     1170,
 /**/
     1169,